+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+ This file is part of systemd.
+
+ Copyright 2013 Tom Gundersen <teg@jklm.no>
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <net/if.h>
+
+#include "networkd.h"
+#include "network-internal.h"
+#include "conf-parser.h"
+#include "list.h"
+
+static const char* const macvlan_mode_table[_NETDEV_MACVLAN_MODE_MAX] = {
+ [NETDEV_MACVLAN_MODE_PRIVATE] = "private",
+ [NETDEV_MACVLAN_MODE_VEPA] = "vepa",
+ [NETDEV_MACVLAN_MODE_BRIDGE] = "bridge",
+ [NETDEV_MACVLAN_MODE_PASSTHRU] = "passthru",
+};
+
+DEFINE_STRING_TABLE_LOOKUP(macvlan_mode, MacVlanMode);
+DEFINE_CONFIG_PARSE_ENUM(config_parse_macvlan_mode, macvlan_mode, MacVlanMode, "Failed to parse macvlan mode");
+
+int netdev_create_macvlan(NetDev *netdev, Link *link, sd_rtnl_message_handler_t callback) {
+ _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL;
+ const char *kind;
+ int r;
+
+ assert(netdev);
+ assert(netdev->kind == NETDEV_KIND_MACVLAN);
+ assert(link);
+ assert(callback);
+ assert(netdev->ifname);
+ assert(netdev->manager);
+ assert(netdev->manager->rtnl);
+
+ r = sd_rtnl_message_new_link(netdev->manager->rtnl, &req, RTM_NEWLINK, 0);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not allocate RTM_NEWLINK message: %s",
+ strerror(-r));
+ return r;
+ }
+
+ if (link) {
+ r = sd_rtnl_message_append_u32(req, IFLA_LINK, link->ifindex);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not append IFLA_LINK attribute: %s",
+ strerror(-r));
+ return r;
+ }
+ }
+
+ r = sd_rtnl_message_append_string(req, IFLA_IFNAME, netdev->ifname);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not append IFLA_IFNAME attribute: %s",
+ strerror(-r));
+ return r;
+ }
+
+ if (netdev->mtu) {
+ r = sd_rtnl_message_append_u32(req, IFLA_MTU, netdev->mtu);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not append IFLA_MTU attribute: %s",
+ strerror(-r));
+ return r;
+ }
+ }
+
+ if (netdev->mac) {
+ r = sd_rtnl_message_append_ether_addr(req, IFLA_ADDRESS, netdev->mac);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Colud not append IFLA_ADDRESS attribute: %s",
+ strerror(-r));
+ return r;
+ }
+ }
+
+ r = sd_rtnl_message_open_container(req, IFLA_LINKINFO);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not open IFLA_LINKINFO container: %s",
+ strerror(-r));
+ return r;
+ }
+
+ kind = netdev_kind_to_string(netdev->kind);
+ if (!kind) {
+ log_error_netdev(netdev, "Invalid kind");
+ return -EINVAL;
+ }
+
+ r = sd_rtnl_message_open_container_union(req, IFLA_INFO_DATA, kind);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not open IFLA_INFO_DATA container: %s",
+ strerror(-r));
+ return r;
+ }
+
+ if (netdev->macvlan_mode != _NETDEV_MACVLAN_MODE_INVALID) {
+ r = sd_rtnl_message_append_u32(req, IFLA_MACVLAN_MODE, netdev->macvlan_mode);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not append IFLA_MACVLAN_MODE attribute: %s",
+ strerror(-r));
+ return r;
+ }
+ }
+
+ r = sd_rtnl_message_close_container(req);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not close IFLA_INFO_DATA container %s",
+ strerror(-r));
+ return r;
+ }
+
+ r = sd_rtnl_message_close_container(req);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not close IFLA_LINKINFO container %s",
+ strerror(-r));
+ return r;
+ }
+
+ r = sd_rtnl_call_async(netdev->manager->rtnl, req, callback, link, 0, NULL);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not send rtnetlink message: %s", strerror(-r));
+ return r;
+ }
+
+ log_debug_netdev(netdev, "creating netdev");
+
+ netdev->state = NETDEV_STATE_CREATING;
+
+ return 0;
+}
~ianmdlvl / elogind.git / commitdiff